| 1 | — |  | Hidden Brain | Hidden Brain, Shankar Vedantam | |
| 2 | 1 |  | This Podcast Will Kill You | Exactly Right and iHeartPodcasts | |
| 3 | 1 |  | NASA's Curious Universe | National Aeronautics and Space Administration (NASA) | |
| 4 | 11 |  | The Rest Is Science | Goalhanger | |
| 5 | 1 |  | StarTalk Radio | Neil deGrasse Tyson | |
| 6 | 1 |  | Radiolab | WNYC Studios | |
| 7 | — | N | NESG Radio | The Nigerian Economic Summit Group | |
| 8 | 39 |  | God's Eye View | Trevor | |
| 9 | — | G | Geography Fun Podcast | Geography Fun | |
| 10 | — | T | The Fisheries Podcast | A team of fisheries scientists | |
| 11 | 174 | J | Jahbless Original Intelligence | JahblessOriginalIntelligence | |
| 12 | 27 |  | Ancient Aliens | PodcastOne | |
| 13 | 7 |  | Chemistry Made Simple | Matthew Macariou | |
| 14 | 6 |  | Science Weekly | The Guardian | |
| 15 | 5 |  | The Medbullets Step 1 Podcast | Medbullets | |
| 16 | 7 |  | AMiNDR: A Month in Neurodegenerative Disease Research | The AMiNDR Team | |
| 17 | 6 | M | Medical Biochemistry | Ling Hwang | |
| 18 | 6 | H | Human Behavioral Biology | Robert Sapolsky | |
| 19 | 6 | I | Imperial College Podcast | Imperial College London | |
| 20 | 20 |  | The Infinite Monkey Cage | BBC Radio 4 | |
| 21 | 14 |  | Instant Genius | Our Media | |
| 22 | 14 |  | CrowdScience | BBC World Service | |
| 23 | 3 |  | The Michael Shermer Show | Michael Shermer | |
| 24 | 8 |  | Babbage from The Economist | The Economist | |
| 25 | 13 | A | ADPlusHausa | Podcast | ADPlusHausa | Podcast | |
| 26 | 96 |  | Curious Cases | BBC Radio 4 | |
| 27 | — | W | Who Moved the Tortoise? | Mindless Wittering | |
| 28 | 91 |  | BBC Inside Science | BBC Radio 4 | |
| 29 | 12 |  | Physics World Weekly Podcast | Physics World | |
| 30 | 12 | P | Physics Chemistry Math 🔥❤️ | Sumit Sahu | |
| 31 | 12 |  | Ask a Spaceman! | Paul M. Sutter | |
| 32 | 9 | B | Boring History for Sleep | Velvet | |
| 33 | 19 |  | Unexplainable | Vox | |
| 34 | — |  | The Alpha Male Coach Podcast | Kevin Aillaud | |
| 35 | — |  | IronRingGirls Podcast | IronRingGirls | |
| 36 | 14 |  | Making Sense with Sam Harris | Sam Harris | |
| 37 | 7 |  | The Psychology Podcast | iHeartPodcasts | |
| 38 | 17 |  | Vision Crossroads - feat. Rev. Leonidas The Optometrist Phenomenal VIP Program | Leonidas Johnson | |
| 39 | 91 |  | The Orthobullets Podcast | Orthobullets | |
| 40 | 87 |  | Intelligent Design the Future | Discovery Institute | |
| 41 | 4 |  | Short Wave | NPR | |
| 42 | 15 |  | Livestock Community Podcast | JEFO | |
| 43 | 18 |  | Science Friday | Science Friday and WNYC Studios | |
| 44 | — |  | Bionic Planet: Reversing Climate Change by Restoring Nature | Steve Zwick | |
| 45 | 14 |  | RCPCH Podcasts | Royal College of Paediatrics and Child Health | |
| 46 | 14 |  | NASA's Touch the Invisible Sky Audio Podcasts | NASA/Chandra X-ray Center | |
| 47 | 13 | N | NASA ScienceCasts | NASA Science | |
| 48 | 15 | P | playing god? | Johns Hopkins Berman Institute of Bioethics | |
| 49 | 51 |  | Planet Em | Emily McDonald | |
| 50 | 102 |  | Unexpected Elements | BBC World Service | |
| 51 | 31 |  | Astrum Space | Astrum | |
| 52 | 11 |  | CREOGs Over Coffee | CREOGs Over Coffee | |
| 53 | 11 |  | The Green Room: A Podcast from Obstetrics & Gynecology | Obstetrics & Gynecology (Green Journal) | |
| 54 | 53 |  | Let's Learn Everything! | Maximum Fun | |
| 55 | 31 |  | More or Less | BBC Radio 4 | |
| 56 | 8 | T | The Social Work Stories Podcast | The Social Work Stories Team | |
| 57 | 29 | T | The Genetics Podcast | Sano Genetics | |
| 58 | 29 | C | Changing Minds with Owen Fitzpatrick | Owen Fitzpatrick | |
| 59 | 29 |  | Speaking of Psychology | American Psychological Association | |
| 60 | 25 |  | Blurry Creatures | Blurry Creatures | |
| 61 | 24 | D | Discovering Forestry | Discovering Forestry | |
| 62 | 11 | T | The Thought Atlas Podcast | Blisado | |
| 63 | 10 |  | You Are Not So Smart | You Are Not So Smart | |
| 64 | 9 |  | Reinvent Yourself with Dr. Tara | Dr. Tara Swart Bieber | |
| 65 | 11 |  | The Best of Coast to Coast AM | iHeartPodcasts and Coast to Coast AM | |
| 66 | 10 | T | TSRA Podcast | TSRA | |
| 67 | 24 | W | Wild Tales | Nature Podcast | National Trust | |
| 68 | 7 |  | Get Obsessed : With Living Your Best Life | Julie Lokun and Mika Altidor | |
| 69 | 23 | T | The Dairy Nutrition Blackbelt Podcast | Wisenetix | |
| 70 | 1 | C | Choses à Savoir SCIENCES | Choses à Savoir | |
| 71 | 5 |  | Overheard at National Geographic | National Geographic | |
| 72 | — |  | Earthfiles Podcast with Linda Moulton Howe | Linda Moulton Howe | |
| 73 | 24 | T | The Hyperfine Physics Podcast | Derek Padilla and Zak Espley | |
| 74 | 24 | R | Richard Wiseman's On Your Mind | Podimo & TellTale | |
| 75 | 23 |  | Discovery | BBC World Service | |
| 76 | 19 |  | Science Vs | Spotify Studios | |
| 77 | 8 | T | THE THANOS SNAP | TheThanosSnap | |
| 78 | 20 |  | Something You Should Know | Mike Carruthers | OmniCast Media | |
| 79 | 20 |  | The Dairy Podcast Show | Wisenetix | |
| 80 | 20 | N | Neurosurgery Podcast | Neurosurgery Podcast | |
| 81 | 9 |  | The Medbullets Step 2 & 3 Podcast | Medbullets | |
| 82 | 9 |  | The Science of Everything Podcast | James Fodor | |
| 83 | 9 | M | Messy Social Work | Messy Social Work | |
| 84 | 9 |  | Science Of Everything | Swathi | |
| 85 | 9 | S | Social Work Radio | Social Work Radio | |
| 86 | 24 |  | The Life Scientific | BBC Radio 4 | |
| 87 | 24 |  | Dr. Chapa’s OBGYN Clinical Pearls | Dr. Chapa’s Clinical Pearls | |
| 88 | 24 |  | New Books in Critical Theory | Marshall Poe | |
| 89 | 24 |  | 跨国串门儿计划 | yikai | |
| 90 | 23 | G | GOAL16 By GuyChristian | GuyChristian | |
| 91 | 23 | T | The Psychology Perspective | ellie2302d | |
| 92 | 9 |  | Gustavo | oi Kakashi Kakashi Black | |
| 93 | 9 |  | The Long Run with Luke Timmerman | Timmerman Report | |
| 94 | 24 |  | Ologies with Alie Ward | Alie Ward | |
| 95 | 15 |  | Stanford Psychology Podcast | Stanford Psychology | |
| 96 | 19 |  | Nature Podcast | Springer Nature Limited | |
| 97 | 19 |  | Choses à Savoir CERVEAU | Choses à Savoir | |
| 98 | 19 | A | Andromeda | Andromeda | |
| 99 | 8 | H | Heart Failure in Focus | Radcliffe Cardiology | |
| 100 | 8 | P | Parallax by Ankur Kalra | Radcliffe Cardiology | |
